InChI=1/C11H11F5N2O4S/c1-3(2)9(11(19)17-20)18-23(21,22)10-7(15)5(13)4(12)6(14)8(10)16/h3,9,18,20H,1-2H3,(H,17,19)/t9-/m1/s1/f/h17H 6A035FA524F20F4C